/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.mpp.plan.analyze.schema;

import org.apache.iotdb.commons.path.PartialPath;
import org.apache.iotdb.db.mpp.common.schematree.IMeasurementSchemaInfo;

/**
 * This interface defines the required behaviour invoked during schema fetch/computation, which is
 * executed by schema fetcher.
 */
public interface ISchemaComputation {

  PartialPath getDevicePath();

  String[] getMeasurements();

  /** @param isAligned whether the fetched device is aligned */
  void computeDevice(boolean isAligned);

  /**
   * @param index the index of fetched measurement in array returned by getMeasurements
   * @param measurementSchemaInfo the measurement schema of fetched measurement
   */
  void computeMeasurement(int index, IMeasurementSchemaInfo measurementSchemaInfo);
}
